61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 1 of 20 ECHO CANCELLER User Interface Guide (UIG) 1200384L1 Echo Canceller January 2001 © 2001, ADTRAN, Inc.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 2 of 20 Trademarks Any brand names and product names included in this manual are trademarks, registered trademarks, or trade names of their respective holders. To the Holder of the Manual The contents of this manual are current as of the date of publication. ADTRAN reserves the right to change the contents without prior notice.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 3 of 20 Notes provide additional useful information. Caution signify information that could prevent service interruption. Warnings provide information that could prevent damage to the equipment or endangerment to human life. Safety Instructions When using your telephone equipment, please follow these basic safety precautions to reduce the risk of fire, electrical shock, or personal injury: 1.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 4 of 20 TA 850 User Manual © 2001, ADTRAN, Inc.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 5 of 20 FCC regulations require that the following information be provided in this manual to the customer: 1. This equipment complies with Part 68 of the FCC rules. The required label is affixed to the bottom of the chassis. 2. An FCC-compliant telephone cord and modular plug is provided with this equipment.
1200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 6 of 20 Federal Communications Commission (FCC) Statement This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 7 of 20 Canadian Equipment Limitations The Industry Canada Certification label identifies certified equipment. This certification means that the equipment meets certain telecommunications network protective, operational, and safety requirements. The Department of Commerce does not guarantee the equipment will operate to the user's satisfaction.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 8 of 20 Affidavit Requirements for Connection to Digital Services • An affidavit is required to be given to the telephone company whenever digital terminal equipment without encoded analog content and billing protection is used to transmit digital signals containing encoded analog content which are intended for eventual conversion into voiceband analog signals and transmitted on the network.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 9 of 20 Affidavit for Connection of Customer Premises Equipment to 1.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 10 of 20 I agree to provide ______________________ (telco’s name) with proper documentation to demonstrate compliance with the information as provided in the preceding paragraph, if so requested.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 11 of 20 Limited Product Warranty ADTRAN warrants that for ten (10) years from the date of shipment to Customer, all products manufactured by ADTRAN will be free from defects in materials and workmanship.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 12 of 20 TA 850 User Manual © 2001, ADTRAN, Inc.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 13 of 20 Customer Service, Product Support Information, and Training ADTRAN will replace or repair this product within five years from the date of shipment if the product does not meet its published specification, or if it fails while in service. A return material authorization (RMA) is required prior to returning equipment to ADTRAN. For service, RMA requests, training, or more information, see the tollfree contact numbers given below.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 14 of 20 Identify the RMA number clearly on the package (below address), and return to the following address: ADTRAN Customer and Product Service 6767 Old Madison Pike Building #6 Suite 690 Huntsville, Alabama 35807y RMA # _____________ Training The Enterprise Network (EN) Technical Training offers training on our most popular products.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 15 of 20 ECHO CANCELLER USER INTERFACE GUIDE This User Interface Guide is designed for use by network administrators and others who will configure and provision the system. It contains Echo Canceller overview information, module installation instructions, and menus. CONTENTS Echo Canceller Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Installing a Module . . . . . . .
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 16 of 20 TA 850 User Manual © 2001, ADTRAN, Inc.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 17 of 20 1. ECHO CANCELLER OVERVIEW The Echo Canceller Module adds ATM functionality to the TA 850 and is used exclusively with the T1 RCU. Voice over packet/cell applications require that Echo Cancellation techniques be applied to the voice traffic to achieve high quality voice. The Echo Canceller is used in ATM voice applications that require G.168 echo cancellation. This module cancels echo for up to 24 voice ports.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 18 of 20 The following step/action table tells how to install a module. Instructions for Installing Module in the TA 850 Step 3. Action 1 Hold the module by the faceplate while supporting the bottom side. 2 Align the module edges to the guide grooves for the designated slot. 3 Insert the module until the edge connector seats firmly into the backplane. 4 Lock the unit in place by pushing in on the locking lever.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 19 of 20 Press Enter to access the MODULES/MODULES menu (Figure 2). Arrow down to Slot 7 (EC/ADPCM) and over to the MENU column. Figure 2. Modules/Modules Menu Press Enter. The PROVISIONING menu (Figure 3) appears. Figure 3. Provisioning Menu © 2001, ADTRAN, Inc.
61200375L1-1 TA 850 Echo Canceller UIG/61200384L1-31A Page 20 of 20 Arrow to ECHO CANCELLER and press Enter to view choices for this menu (ENABLE or DISABLE). Arrow to ADPCM and press Enter to access the PROVISIONING/ADPCM menu (Figure 4). For the Echo Canceller Module without ADPCM (1200384L1), make sure all ADPCM channels are disabled as shown in Figure 4. Figure 4. Provisioning/ADPCM Menu TA 850 User Manual © 2001, ADTRAN, Inc.
